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How to delete cell entries with an index vector
Hi! Are you sure that b is not longer than size(1) of A? Is b really a logical vector with true or false? I have no problem i...
casi 12 años hace | 0
check if numbers exist in a structure field
Hi! You may write m = [files(1,1).day(:).median]; to get a vector of all values in 'day'. Then you can use ismember/...
casi 12 años hace | 0
Convert Char to Cell
Hi! It seems you want to do: ListCell = num2cell(List); NewCol = size(List, 2) + 1; for n = 1:size(Table, ...
casi 12 años hace | 0
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Create string of dots characters
Use repmat: repmat('.', 1, 10)
casi 12 años hace | 1
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Can I use a for loop in the condition statement of an if branch??
Can you give an example? As far as I understand you have some values in your array that must match some condition. You may write...
casi 12 años hace | 0
optimize inefficient piece of code
Hi! You can of course avoid the loop with p3(1:3, ind==1) = p1(:, ind==1); p3(1:3, ind==2) = p2(:, ind==2); This a...
casi 12 años hace | 0
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Save data from a loop with a negative variable
Hi! Make a table like tt = -5:5; Access your variable with index -3 like V(tt==-3) PS: you should not dou...
casi 12 años hace | 0
Plot the streamlines and pressure for flow around a rotating cylinder
Hi! Please use the code formatting for pasting code, thanks! And what is the question? What did you do? Where does the cod...
casi 12 años hace | 0
Creating a polyval function
Hi! But you can use polyval with just p and x!
casi 12 años hace | 2
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How to calculate the average without taking zeros values?
Hi! for n = 1:size(Y, 1) Average(n) = mean(Y(n, (Y(n, :) ~= 0))); end
casi 12 años hace | 1
Selecting only some rows of a matrix
Hi! So, what is "i"? Did you mean ":"? I assume ":" here. Start by looking at the first criterion, you can write crit...
casi 12 años hace | 0
Use regexp in Matlab to return the value of a variable from a text file
Hi! Maybe there is no need for a regexp. Read in the file, separate all lines at "=" and find the desired variable in the lef...
casi 12 años hace | 0
How can i scan Column A in a matrix and if its true to have it average values in Column C
Hi! So you already imported your data into matlab? What kind of matrix do you have? Is it a cell array with strings in the fi...
casi 12 años hace | 0
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How to plot a subset of triangles after DelaunayTri
Hi! If you have a triangulation you can of course plot specific triangles (if you know them) with TRI = dt.Triangula...
casi 12 años hace | 1
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How can I transform a number to string with space using num2str?
Hi! Maybe this way? num = [1000; 1001]; % numeric part numpart = arrayfun(@(x) sprintf('%2d', mod(x,100)), num, 'U...
casi 12 años hace | 0
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Activate radio button from another radio button
Hi! Usually the first argument is the handle to the object whose callback you are calling. You can get this from <http://www....
casi 12 años hace | 0
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A game like "simon"
Hi! Some hints to get you started: * You can get the player's name using "input". * Make a loop from 1 to, let's say, 100...
casi 12 años hace | 0
MATLAB Data from loop not saved
Hi! You can not use doubles as indices. Do instead: Res_E = logspace(0,2,100); for B = 1:length(Res_E); Tens =...
casi 12 años hace | 0
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How to avoid setting of local directory as search path on startup?
Hi! Use the matlab startup script <http://www.mathworks.com/help/matlab/ref/matlabrc.html?searchHighlight=matlabrc matlabrc> ...
casi 12 años hace | 0
Creating Dynamic Vector in Matlab GUI
Hi! Use a cell array for your file names (strings). Each time you upload a new image you add one cell to the array. After tha...
casi 12 años hace | 0
How to find first nonzero element/first '1' per row and set other elements to zero without loops in 3D Matrix
Hi! Why don't you want loops? It is the easiest way. Try this: ix = 1:size(A, 1); % loop over al columns for col =...
casi 12 años hace | 0
Change color of points
Hi! Look at the help of <http://www.mathworks.com/help/matlab/ref/plot.html plot>. You may give a LineSpec there.
casi 12 años hace | 0
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Reformatting cell arrays of cell arrays
Hi! Try C{1, 1} = {'11'; '12'}; C{2, 1} = {'21'; '22'}; C{3, 1} = {'31'; '32'}; Rows = 3; Colu...
casi 12 años hace | 0
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Problems when using textscan to read csv files
Hi! Even if the question is already answered, my suggestion is % read in file fid = fopen('myfile.csv'); FC = text...
casi 12 años hace | 0
Slow debugging for long scripts
Hi! You can try to disable the code analyzing feature under "File -> Preferences -> Code Analyzer". Writing should not be del...
casi 12 años hace | 0
To eliminate the lines begin with "%"
Hi! Read in your file: % read in a file fid = fopen(FileName); FC = textscan(fid, '%s', 'delimiter', '\n'); fcl...
casi 12 años hace | 1
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how can I print out all the variables of my code?
Hi! Just look at your "Workspace", it can be found in the menu bar. Or type "who" in command window.
casi 12 años hace | 1
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